Animar, Soul of Elements, Phyrexian Altar, Radagast, Wizard of Wilds, and Aethersnipe

Prerequisites

• Animar, Soul of Elements on the battlefield
• Phyrexian Altar on the battlefield
• Radagast, Wizard of Wilds on the battlefield
• Aethersnipe in hand
• Animar has at least five +1/+1 counters on it
• available

Steps

1. Cast Aethersnipe by paying
2. Radagast and Animar triggers
3. Resolve the Radagast trigger, creating a 3/3 Beast creature token
4. Resolve the Animar trigger, putting a +1/+1 counter on it
5. When Aethersnipe enters the battlefield, it triggers, returning itself from the battlefield to your hand
6. Activate Phyrexian Altar by sacrificing the Beast token, adding
7. Repeat

Results

• Infinite +1/+1 counters on Animar
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count